sentinel: no pitr timeout
sentinel: no pitr timeout

For the moment, since restoring a db con take a very variable time, do
not use a timeout. In future a configurable (perhaps without a default)
timeout could be added.

siepkes/stolon,sorintlab/stolon,sorintlab/stolon,sgotti/stolon,smkingsoft/stolon,siepkes/stolon,sgotti/stolon,smkingsoft/stolon